package cn.itcast.order.service;

import cn.itcast.order.client.UserClient;
import cn.itcast.order.mapper.OrderMapper;
import cn.itcast.order.pojo.Order;
import cn.itcast.order.pojo.User;
import com.alibaba.fastjson.JSON;
import com.netflix.hystrix.contrib.javanica.annotation.DefaultProperties;
import com.netflix.hystrix.contrib.javanica.annotation.HystrixCommand;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;

@Service
//@DefaultProperties(defaultFallback = "allMethodFallBack")
public class OrderService {
    @Autowired
    private UserClient userClient;
    @Autowired
    private OrderMapper orderMapper;
//    @Autowired
//    private RestTemplate restTemplate;
//    @HystrixCommand()//指向降级方法
    public String queryOrderById(Long orderId) {
        // 1.查询订单
        Order order = orderMapper.findById(orderId);
        //2查询用户
//        User user = restTemplate.getForObject("http://userservice/user/"+order.getUserId(),User.class);
        //3set到order的属性中
       User user = userClient.queryById(order.getUserId());
       order.setUser(user);
        // 4.返回
        return JSON.toJSONString(order);
    }
//    public String queryOrderByIdFallback(Long orderId) {
//        return "服务器太累，请稍后重试........";
//    }
//    public String allMethodFallBack(){
//        return " 服务器太太太忙，请稍后重试....";
//    }
}
